JAN., 1909. BIRDS OF ILLINOIS AND WISCONSIN CORY. 



125 



SECTION 2. Upper mandible, with distinct notch and hook at tip, 

 but feet, not armed with talons. 



Toes, four, zygodactyle (two in front, two behind); bill, with 

 cere (skin-like covering over base of bill). 



Family PSITTACID^. Parrots and Paroquets. 

 See page 160. 



Bill, strong, notched near the end, and decidedly 



hooked; tarsus, scutellate; tail, rounded. But two 



species occur with us, both grayish birds with blackish 



wings and tail, and a dark stripe through the eye. 



Family LANIID^E. Shrikes. 



See page 226. 



Bill, flattened and wide at base; tip, with small hook; numerous 

 black bristles at base of bill; back of tarsus, rounded; wings, longer 

 than tail; first primary, not very short, usually longer than the sixth. 



Family TYRANNID^. Flycatchers. 

 See page 170. 



